Home / 157,673.04-236,383.98-91,037.58

Finding the Fourth Proportional to 157,673.04, 236,383.98 and 91,037.58

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Solution

The fourth proportional to 157,673.04, 236,383.98 and 91,037.58 is: 136,483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,673.04 : 236,383.98 = 91,037.58 : x
  2. Step 2: Convert to fraction form
    157,673.04/236,383.98 = 91,037.58/x
  3. Step 3: Cross multiply
    157,673.04x = 236,383.98 × 91,037.58
  4. Step 4: Simplify right side
    157,673.04x = 21,519,825,489.97
  5. Step 5: Solve for x
    x = 21,519,825,489.97/157,673.04
  6. Step 6: Final answer
    x = 136,483.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.